December weather forecast
Fontein, Aruba

The concluding month, December, brings some relief from November's rain in Fontein, Aruba, seeing a decreased rainfall of 55mm (2.17") across 22 days. The final month's transition brings relatively lesser rainfall with maintained humidity, keeping the winter charm alive. Even amidst the rainfall reductions, Fontein continues to witness a significant amount of daylight, attributing a particular allure to the December weather. Tightly knit variables create an ecological equilibrium that embellishes the winter charm and has a gratifying effect on residents. As the year folds, December's weather unwinds with an appreciable blend of climatic features.

Temperature

December's commencement is accompanied by an average high-temperature of a still warm 27.7°C (81.9°F), diverging marginally from November's 28.6°C (83.5°F). During December, Fontein's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 26.7°C (80.1°F).

Heat index

December's average heat index is evaluated at a tropical 31°C (87.8°F). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In Fontein, Aruba, the average relative humidity in December is 79%.

Rainfall

In December, in Fontein, the rain falls for 22.6 days. Throughout December, 55mm (2.17") of precipitation is accumulated. In Fontein, Aruba, during the entire year, the rain falls for 184.2 days and collects up to 472mm (18.58") of precipitation.

Daylight

December has the shortest days of the year, with an average of 11h and 24min of daylight.
On the first day of the month, sunrise is at 06:45 and sunset at 18:12. On the last day of December, in Fontein, sunrise is at 07:00 and sunset at 18:25 AST.

Sunshine

With an average of 8.2h of sunshine, December has the least sunshine of the year in Fontein.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 7 during December, leads to the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.